Jan ( N = 490 )

Feb ( N = 519 )

Mar ( N = 662 )

Apr ( N = 704 )

May ( N = 790 )

Jun ( N = 791 )

Jul ( N = 803 )

Aug ( N = 813 )

Sep ( N = 776 )

Oct ( N = 726 )

Nov ( N = 641 )

Dec ( N = 618 )